NASHVILLE (AP) — Summer weather brings increased chances of electrical storms, and two recent incidents in Tennessee underscore the dangers of lightning.On Friday, a lightning strike during a thunderstorm set an apartment building afire in Memphis. Everyone inside escaped unharmed, but damage was considerable. Five days earlier, lightning struck a building in Gallatin, starting a fire that killed a woman who lived there.While it isn't possible to be completely safe from lightning, there are ways to reduce the chances of being harmed.